package com.itheima.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.itheima.domain.db.AnalysisByDay;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;

public interface AnalysisByDayMapper extends BaseMapper<AnalysisByDay> {

    // 累计用户
    @Select("SELECT SUM(num_registered) FROM `tb_analysis_by_day`")
    Long findCumulativeUsers();

    // 过去xx天活跃
    @Select("SELECT SUM(num_active) FROM `tb_analysis_by_day` WHERE `record_date` BETWEEN #{startTime} AND #{endTime}")
    Long findActivePassCondition(@Param("startTime") String startTime, @Param("endTime") String endTime);

    // 根据时间查询
    @Select("SELECT * FROM `tb_analysis_by_day` WHERE `record_date` = #{recordDate}")
    AnalysisByDay findByRecordDate(String recordDate);



}